Double Eccentric Butterfly Valve

­čôü Technical Document PDF


Standard: EN593
API609
AWWA C504


DN 40 ├Ě DN 500
PN6/10/16/25 or CL150


Category:

Description

  • Bi-directional sealing with a preferred mounting direction indicated by the arrow on the body
  • Double eccentric butterfly valve prevents wear due to the stainless steel seat attached to the body.
  • Removable seat
  • DN200 to DN1600
  • Seal on disc retained by a stainless steel retaining ring
  • ISO 5211 mounting pad
  • Chemical plants , Pumping , Fire Curcuits , Sewage treatment, Mining
  • Water, Seawater, Steam, Diluted Acids
  • PN6/10/16/25 or CL150
  • Temperature up to 120
  • Cast Iron, Ductile Iron, Cast Steel or Stainless Steel, Dublex
  • On-off and flow control capability
  • Low friction
  • Provides high flow rates with low pressure drop
  • Easy Maintenance
  • Low torques due to eccentric design
  • Electric, hydraulic or pneumatic actuator
  • WRAS certification on request
  • Position indicator
  • Lined Disc (Teflon, Nylon)
  • Extended stem
  • Locking device
  • Flanges and welding ends according to: EN, DIN, ANSI GOST, etc.
  • Other paint finishes are available upon customerÔÇÖs request
  • Valve complete with counter flanges, bolting and gaskets.
  • Every produced valve was tested according to EN 12266-1 or API598
Butterfly Valves according to EN593 API609, AWWA C504 PN 10/ 16 / PN 25 / CL150
Face-to face dimensions according to EN 558 Seri 14, API609
Flanged ends according to EN 1092-1, ASME B16.5, DIN3202 F4
Pressure tests according to EN 12266-1, Rate A or API 598
NO PART MATERIAL
1 Body EN-GJS-400 (GGG40) / EN-GJS-500 (GGG50) CAST STEEL / STAINLESS STEEL
2 Stem AISI 420
3 Seat SS304
4 Seal Ring EPDM
5 Retainer A182 AISI 304
6 Disc DUCTILE IRON
7 Bushing Al Bronze
8 Packing Graphite
9 Gland ASTM A216 WCB
10 Yoke ASTM A216 WCB
11 Gear Box DUCTILE IRON
DIMENSIONS
DN ├śD ├śD1 ├śD0 b f L n-├śd H1 H
mm. inch.
200 8ÔÇÖÔÇÖ 340 295 266 20 3 230 8-├ś23 198 272
250 10ÔÇÖÔÇÖ 395 350 319 22 3 250 12-├ś23 219 293
300 12ÔÇÖÔÇÖ 460 400 370 24.5 4 270 12-├ś23 254 351
350 14″ 505 460 429 24.5 4 290 16-├ś23 279 376
400 16″ 565 515 480 24.5 4 310 16-├ś28 320 432
450 18ÔÇÖÔÇÖ 615 565 530 25.5 4 330 20-├ś28 359 462
500 20″ 670 620 582 26.5 4 350 20-├ś28 393 513
600 24″ 780 725 682 30 5 390 20-├ś31 450 580
700 28″ 895 840 794 32.5 5 430 24-├ś31 530 598
800 32″ 1015 950 901 35 5 470 24-├ś34 614 691
900 36″ 1115 1050 1001 37.5 5 510 28-├ś34 675 750
1000 40″ 1230 1160 1112 40 5 550 28-├ś37 748 839
1100 44ÔÇÖÔÇÖ 1355 1270 1218 55 5 590 32-├ś37 795 839
1200 48ÔÇÖÔÇÖ 1455 1380 1328 45 5 630 32-├ś41 865 981
1400 56ÔÇÖÔÇÖ 1675 1590 1530 46 5 710 36-├ś44 1011 1138
1500 60ÔÇÖÔÇÖ 1785 1700 1640 48 5 750 36-├ś44 1112 1213
1600 64ÔÇÖÔÇÖ 1915 1820 1750 49 5 790 40-├ś50 1161 1263